condition mean min max 4 h after light 10.827701 10.394153 11.261249 8 h after light 10.431012500000001 10.192859 10.669166 12 h after light 10.1305175 9.259707 11.001328 4 h after dark 11.378067999999999 11.373001 11.383135 8 h after dark 9.681173000000001 8.69318 10.669166 12 h after dark 11.805043 11.805043 11.805043